CA2118958C - Systeme et methode de surveillance en boucle fermee de la pression pendant le cycle inspiratoire dans un ventilateur therapeutique - Google Patents

Systeme et methode de surveillance en boucle fermee de la pression pendant le cycle inspiratoire dans un ventilateur therapeutique Download PDF

Info

Publication number
CA2118958C
CA2118958C CA002118958A CA2118958A CA2118958C CA 2118958 C CA2118958 C CA 2118958C CA 002118958 A CA002118958 A CA 002118958A CA 2118958 A CA2118958 A CA 2118958A CA 2118958 C CA2118958 C CA 2118958C
Authority
CA
Canada
Prior art keywords
flow
relief valve
pressure
airway pressure
valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA002118958A
Other languages
English (en)
Other versions
CA2118958A1 (fr
Inventor
Fernando J. Isaza
Stanley Y. Wong
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Puritan Bennett Corp
Original Assignee
Puritan Bennett Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Puritan Bennett Corp filed Critical Puritan Bennett Corp
Publication of CA2118958A1 publication Critical patent/CA2118958A1/fr
Application granted granted Critical
Publication of CA2118958C publication Critical patent/CA2118958C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes operated by electrical means
    • A61M16/022—Control means therefor
    • A61M16/024—Control means therefor including calculation means, e.g. using a processor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/202—Controlled valves electrically actuated
    • A61M16/203—Proportional
    • A61M16/204—Proportional used for inhalation control
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/206—Capsule valves, e.g. mushroom, membrane valves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/202—Controlled valves electrically actuated
    • A61M16/203—Proportional
    • A61M16/205—Proportional used for exhalation control
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/208—Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves
    • A61M16/209—Relief valves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0039—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the inspiratory circuit
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0042—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the expiratory circuit
CA002118958A 1993-03-16 1994-03-14 Systeme et methode de surveillance en boucle fermee de la pression pendant le cycle inspiratoire dans un ventilateur therapeutique Expired - Lifetime CA2118958C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3325993A 1993-03-16 1993-03-16
US08/033,259 1993-03-16

Publications (2)

Publication Number Publication Date
CA2118958A1 CA2118958A1 (fr) 1994-09-17
CA2118958C true CA2118958C (fr) 2005-06-07

Family

ID=21869402

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002118958A Expired - Lifetime CA2118958C (fr) 1993-03-16 1994-03-14 Systeme et methode de surveillance en boucle fermee de la pression pendant le cycle inspiratoire dans un ventilateur therapeutique

Country Status (4)

Country Link
EP (1) EP0615764B1 (fr)
JP (1) JP3615238B2 (fr)
CA (1) CA2118958C (fr)
DE (1) DE69418514T2 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6000396A (en) 1995-08-17 1999-12-14 University Of Florida Hybrid microprocessor controlled ventilator unit
SE9504120D0 (sv) * 1995-11-16 1995-11-16 Siemens Elema Ab Ventilator for respiratory treatment
US6102038A (en) * 1998-05-15 2000-08-15 Pulmonetic Systems, Inc. Exhalation valve for mechanical ventilator
SE9802761D0 (sv) * 1998-08-19 1998-08-19 Siemens Elema Ab Bi-directional valve
DE10017193B4 (de) * 2000-04-07 2007-05-24 Map Medizin-Technologie Gmbh Vorrichtung zur Zufuhr eines Atemgases und Verfahren zur Steuerung
DE10161057A1 (de) * 2001-12-12 2003-07-10 Heptec Gmbh Verfahren zur Steuerung des Differenzdrucks in einem CPAP-Gerät sowie CPAP-Gerät
NZ562501A (en) * 2005-05-02 2010-10-29 Saime Sarl A gas regulating valve for a breathing assistance device that allows control of the opening of leakage orfice
US8544464B2 (en) 2005-05-02 2013-10-01 Resmed Paris Breathing assistance device comprising a gas regulating valve and associated breathing assistance method
US8728059B2 (en) 2006-09-29 2014-05-20 Covidien Lp System and method for assuring validity of monitoring parameter in combination with a therapeutic device
JP5373640B2 (ja) 2007-03-21 2013-12-18 レスメド パリ 人工呼吸器に使用される気体制御バルブ
EP2257328A2 (fr) 2008-03-27 2010-12-08 Nellcor Puritan Bennett LLC Systèmes d'assistance respiratoire avec man uvres de recrutement pulmonaire
EP2776107B1 (fr) 2011-11-11 2022-06-22 ResMed Pty Ltd Ensemble conduit pour traitement respiratoire
US20140261426A1 (en) * 2013-03-15 2014-09-18 Breathe Technologies, Inc. Dual Pressure Sensor Patient Ventilator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4527557A (en) * 1984-11-01 1985-07-09 Bear Medical Systems, Inc. Medical ventilator system
US4838257A (en) * 1987-07-17 1989-06-13 Hatch Guy M Ventilator
JPH0390164A (ja) * 1989-06-16 1991-04-16 Manabu Akashi 患者の呼吸流量に合わせて回路内流量と回路内圧を制御する人工呼吸器

Also Published As

Publication number Publication date
DE69418514D1 (de) 1999-06-24
EP0615764B1 (fr) 1999-05-19
CA2118958A1 (fr) 1994-09-17
DE69418514T2 (de) 1999-09-16
JPH07516A (ja) 1995-01-06
EP0615764A1 (fr) 1994-09-21
JP3615238B2 (ja) 2005-02-02

Similar Documents

Publication Publication Date Title
US5813399A (en) System and method for closed loop airway pressure control during the inspiratory cycle of a breath in a patient ventilator using the exhalation valve as a microcomputer-controlled relief valve
JP3566970B2 (ja) 送風装置を基本とする換気装置への酸素混合
EP0700690B1 (fr) Appareil pour contrôler le circuit expiratoire d'un ventilateur artificiel
EP0700688B1 (fr) Dispositif de valve de sécurité pour ventilateur artificiel
EP0671181B1 (fr) Respirateur médical
US5694923A (en) Pressure control in a blower-based ventilator
US6571796B2 (en) Tracheal pressure ventilation respiratory system
EP0459647B1 (fr) Appareil et procédé pour déclencher le courant d'une ventilation assistée par souffle
US5797393A (en) Method for controlling the respirating phase in a ventilating apparatus
JP4316138B2 (ja) ピストン換気装置酸素混合
US5148802A (en) Method and apparatus for maintaining airway patency to treat sleep apnea and other disorders
EP2934639B1 (fr) Commande de pression inspiratoire dans une ventilation en mode volume
CA2118958C (fr) Systeme et methode de surveillance en boucle fermee de la pression pendant le cycle inspiratoire dans un ventilateur therapeutique
US6289890B1 (en) Portable rescue breathing device
WO2000045883A1 (fr) Systeme de ventilation portatif commande par ordinateur
JPH10505765A (ja) 圧力制御式呼吸補助装置
WO2021224894A1 (fr) Ventilateur et procédé de ventilation
JPH07116254A (ja) 呼吸補助法
Bronzino Mechanical Ventilation

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20140314